AI Video Generation Models 2026 Guide: Compare Sora 2, Veo 3.1, Kling 3.0 & Seedance 2.0 for Your Projects

The Complete Guide to AI Video Generation Models in 2026: API Access, Pricing, and Capabilities A significant shift happened in March 2026. On March 13th, OpenAI opened its Sora 2 Video API to all developers—no more waiting lists. Within the same week, Google released Veo 3.1, Kuaishou launched Kling 3.0, and ByteDance updated Seedance 2.0. What does this mean? AI video generation has moved from being a creative tool to becoming developer infrastructure. There’s another important detail: all videos created through these APIs are commercially licensed. You can use them for advertisements, product videos, and marketing content without additional restrictions. …